Marketable Securities (Details 2) $ in Thousands	May. 30, 2015 USD ($)
Marketable Securities [Abstract]
Amortized Cost, Due within one year	$ 5,277
Amortized Cost, Due after one year through five years	2,816
Amortized Cost, Due after five years through 10 years	5,717
Amortized Cost, Due after 10 years through 15 years	1,250
Amortized Cost, Total	15,060
Estimated Market Value, Due within one year	5,281
Estimated Market Value, Due after one year through five years	2,816
Estimated Market Value, Due after five years through 10 years	5,749
Estimated Market Value, Due after 10 years through 15 years	1,138
Estimated Market Value, Total	$ 14,984